chore(scripts): use bash found in path in shebang (#950)

Author: rubenhoenle

scripts/check-docs.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # This script is used to ensure for PRs the docs are up-to-date via the CI pipeline
 # Usage: ./check-docs.sh

scripts/lint-golangci-lint.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # This script lints the SDK modules and the internal examples
 # Pre-requisites: golangci-lint
 set -eo pipefail

scripts/project.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # This script is used to manage the project, only used for installing the required tools for now
 # Usage: ./project.sh [action]

scripts/replace.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # Add replace directives to local files to go.work
 set -eo pipefail
 

scripts/tfplugindocs.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # Pre-requisites: tfplugindocs
 set -eo pipefail